Question

X+(x+2+x+x+2)=36
4x=36-2
4X =34
X= 34/4
X=8.5
esta bien..?








A D

15 cm

Answer 1

Respuesta:

$x + (x + 2 + x + x + 2) = 36 \\ x + x + 2 + x + x + 2 = 36 \\ 4x + 4 = 36 \\ 4x = 36 - 4 \\ 4x = 32 \\ x = 8$